Douglas County, Illinois, United States

Last updated: 7:14 PM CDT · Refresh

25°C

Feels like 28°

Mostly Cloudy

▲ 31° / ▼ 19°

Wind

9 mph NW

Humidity

93%

Dew Point

23°

Pressure

29.25 inHg

Visibility

10 mi

UV Index

2.1

Cloud Cover

76%

Sunrise

5:30 AM

Sunset

8:24 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Douglas County is currently mostly cloudy at 25°C. Precipitation is likely — peak probability 82% around 7 PM. Atmospheric instability is elevated (CAPE up to 1199 J/kg) — isolated convective development possible. Sunrise: 5:30AM · Sunset: 8:24PM.

57 AQI · Moderate Dominant: PM2.5 Air Quality

Hourly Forecast · Next 24 Hours

Now

25°

81%

8 PM

26°

81%

9 PM

24°

55%

10 PM

24°

35%

11 PM

23°

35%

12 AM

23°

27%

1 AM

22°

10%

2 AM

21°

11%

3 AM

21°

11%

4 AM

21°

11%

5 AM

19°

11%

6 AM

19°

11%

7 AM

19°

11%

8 AM

21°

11%

9 AM

23°

30%

10 AM

23°

39%

11 AM

24°

41%

12 PM

24°

49%

1 PM

27°

48%

2 PM

27°

48%

3 PM

27°

48%

4 PM

27°

48%

5 PM

28°

43%

6 PM

27°

31%

7-Day Forecast

Tonight

31° 19°

Mostly Cloudy with a 81% chance of rain.

Sun

28° 19°

Mostly Cloudy with a 48% chance of rain.

Mon

28° 18°

Mostly Cloudy with a 30% chance of rain.

Tue

29° 17°

Mostly Clear.

Wed

28° 18°

Partly Cloudy.

Thu

27° 21°

Heavy Rain, 90% chance.

Fri

27° 18°

Rain, 71% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 25° Mostly Cloudy 81% 9 mph NW 93%

8 PM 26° Mostly Cloudy 81% 8 mph NW 94%

9 PM 24° Overcast 55% 5 mph WNW 95%

10 PM 24° Overcast 35% 4 mph SSW 96%

11 PM 23° Mostly Cloudy 35% 3 mph W 96%

12 AM 23° Overcast 27% 4 mph W 97%

1 AM 22° Overcast 10% 4 mph WNW 97%

2 AM 21° Overcast 11% 4 mph NW 97%

3 AM 21° Overcast 11% 4 mph NW 97%

4 AM 21° Overcast 11% 4 mph NW 97%

5 AM 19° Mostly Cloudy 11% 4 mph NW 97%

6 AM 19° Mostly Cloudy 11% 5 mph NW 97%

7 AM 19° Fog 11% 6 mph NNW 95%

8 AM 21° Mostly Cloudy 11% 6 mph NNW 92%

9 AM 23° Mostly Cloudy 30% 6 mph NNW 88%

10 AM 23° Mostly Cloudy 39% 6 mph NNW 85%

11 AM 24° Mostly Cloudy 41% 6 mph NNW 83%

12 PM 24° Mostly Cloudy 49% 6 mph NNW 80%

1 PM 27° Mostly Cloudy 48% 7 mph NNW 78%

2 PM 27° Mostly Cloudy 48% 6 mph NNW 77%

3 PM 27° Mostly Cloudy 48% 6 mph NNW 75%

4 PM 27° Mostly Cloudy 48% 6 mph NNW 75%

5 PM 28° Mostly Cloudy 43% 7 mph NNW 78%

6 PM 27° Mostly Cloudy 31% 7 mph NNW 81%

15-Day Forecast

Today

7/4

Mostly Cloudy

81%

19°

31°

Sun

7/5

Mostly Cloudy

48%

19°

28°

Mon

7/6

Mostly Cloudy

30%

18°

28°

Tue

7/7

Mostly Clear

14%

17°

29°

Wed

7/8

Partly Cloudy

16%

18°

28°

Thu

7/9

Heavy Rain

90%

21°

27°

Fri

7/10

Rain

71%

18°

27°

Sat

7/11

Clear

17%

17°

26°

Sun

7/12

Drizzle

43%

16°

25°

Mon

7/13

Mostly Clear

44%

16°

27°

Tue

7/14

Drizzle

60%

17°

28°

Wed

7/15

Drizzle

60%

17°

28°

Thu

7/16

Drizzle

60%

17°

26°

Fri

7/17

Drizzle

60%

17°

26°

Sat

7/18

Drizzle

60%

17°

26°

Moderate

U.S. Air Quality Index · Dominant: PM2.5

50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today

PM_2.5

Fine particulate matter

Dominant

57 AQI 12.3 µg/m³

O₃

Ground-level ozone

32 AQI 35 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Today 57 Moderate 32 57

Mon 44 Good 36 44

Tue 55 Moderate 35 55

About the Air Quality Index

0–50 Good

51–100 Moderate

101–150 Unhealthy for Sensitive Groups

151–200 Unhealthy

201–300 Very Unhealthy

301–500 Hazardous

The U.S. AQI runs 0–500. The overall value equals the highest individual pollutant sub-index, and the dominant pollutant is the one driving it. PM_2.5 (fine particles) is reported in µg/m³ and ozone (O₃) in ppb. Forecast source: NWS NAQFC.

Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio

RAP

Valid Sat Jul 4, 22:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE1256 J/kg

MLCAPE1859 J/kg

MUCAPE2174 J/kg

SBCIN-55 J/kg

MLCIN0 J/kg

Lifted Index-3.5

Kinematics

0–6 km Shear19 kt

0–1 km Shear13 kt

Eff. Shear19 kt

0–1 km SRH-40

0–3 km SRH-43

Eff. SRH-43

Storm Motion196° @ 14 kt

0–1 km EHI-0.3

Composite Parameters

Sig. Tornado0.0

STP (eff)0.0

Supercell0.0

K-Index39.4

Thermo & Levels

PWAT2.34 in

0–3 km LR5.8 °C/km

700–500 LR5.0 °C/km

Total Totals47.6

LCL958 hPa

LFC839 hPa

EL178 hPa

Freezing Lvl13,606 ft

Douglas County, Illinois, United States

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